Conical Flask, 250ml – Teflon Lined Screw Cap – Borosilicate Glass

• INDUSTRIAL QUALITY || 250ml Erlenmeyer flask made of high quality, heavy duty, Borosilicate 3.3 glass
• WHITE GRADUATIONS || Easy to read, white printed graduations and specifications. 50ml Subdivisions
• PTFE SCREW CAP || Flask includes an acid-proof, autoclavable polypropylene screw cap with a Teflon liner
• GREAT FOR PROFESSIONAL LABORATORIES, CLASSROOMS & HOUSEHOLD || Superior chemical durability and heat tolerance. Designed for use in professional laboratories, but is an ideal choice for science classrooms and household use

250ml capacity Erlenmeyer flask made of high quality, heavy duty Borosilicate 3.3 glass. Flask is fitted with a polypropylene screw cap with Teflon lining. Features white graduation lines, marked every 50ml.
Flask measures 5″ tall, and has a base diameter of 2.75″. Inner diameter of flask top measures 22mm, and outer diameter measures 29mm.
Autoclavable, with superior chemical durability. Low temperature gradient- can withstand high temperatures & thermal shocks. Eisco Labs Borosilicate glass has the following heat tolerances: Strain Point -515°C | Annealing Point 565°C | Softening Point 820°C.

Eisco Labs proudly manufactures its own products using state-of-the-art equipment, and following the highest standards of quality control.
Each product is carefully designed by a team of laboratory professionals and experienced engineers with quality and durability in mind. They are manufactured with only the highest grade, raw materials and according to international quality standards to ensure that they can withstand use in even the toughest laboratory environments.